This agreement to arbitrate may become part of a court order, requiring the parties to complete the arbitration and then accept the decision of the arbitrator. A list of approved Probate and Family Court programs that offer mediation and other ADR services.Before beginning arbitration, you will need to sign an agreement setting out the rules. If you need a mediator for your Massachusetts divorce or family law case, please call us at (781) 253-2049. We provide virtual mediation services via Zoom. If you are considering divorce mediation, Nussbaum Family Law LLC can guide you through the specifics of your situation. As part of a 1A divorce (jointly filed) in Massachusetts, you are required to submit a Separation Agreement to the court. I am a skilled, experienced divorce attorney who concentrates in divorce resolution. What Is Arbitration? In arbitration, you and your spouse agree that you'll hire a private judge, called an arbitrator, to resolve the disputes in your divorce.